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INotifyComposablePartCatalogChanged.Changing 事件

定義

發生在 ComposablePartCatalog 正在變更時。

public:
 event EventHandler<System::ComponentModel::Composition::Hosting::ComposablePartCatalogChangeEventArgs ^> ^ Changing;
event EventHandler<System.ComponentModel.Composition.Hosting.ComposablePartCatalogChangeEventArgs> Changing;
event EventHandler<System.ComponentModel.Composition.Hosting.ComposablePartCatalogChangeEventArgs>? Changing;
member this.Changing : EventHandler<System.ComponentModel.Composition.Hosting.ComposablePartCatalogChangeEventArgs> 
Event Changing As EventHandler(Of ComposablePartCatalogChangeEventArgs) 

事件類型

適用於